English Name
Time
Details from Source
CSV
Manifesto Project
CSVPCS
ParlGov
Wikipedia
CHES
CLEA
Pachso
EJPR PDY
V-Party
Wikipedia tags
DPI
PCS
ESS prtc*
ESS prtv*
PolCon
ChSo
PPMD (2006)
WhoGov
CCS
Elections Global
ERDDA (2013)
euandi (GPS)
EU-NED
Global Elections DB
GPS 2019
IPOD
ChSoPePa
Janda (1980)
LuChSoPa
Laver / Hunt
Leaders Global
Mackie / Rose (1991)
PCSCSV
Morgan (1976)
CSOC
PAGED
PIP
CSP
Poll of Polls
PPMD (all)
Ray (1999)
CSVP
EES 2014
PapochsoCS
Schlager / Weisblatt
EJS 2000
added: Feb. 14, 2019, 2:15 p.m. — updated: March 12, 2021, 11:15 a.m.